🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 417.6

Radius: 9.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.56 AU - 0.9 AU

Year: 438 Days

Day: 11.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,305,428 km

• M1: 119,529 km (0.068 R)
• M2: 432,787 km (0.103 R)
• M3: 817,104 km (0.075 R)
• M4: 1,222,813 km (0.1 R)
• M5: 1,643,632 km (0.111 R)
• M6: 1,999,675 km (0.058 R)
• M7: 2,451,909 km (0.094 R)
• M8: 3,413,524 km (0.056 R)
• M9: 3,911,536 km (0.077 R)
• M10: 4,243,792 km (0.034 R)
• M11: 4,580,836 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.1

Radius: 8.4

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.93 AU - 1.47 AU

Year: 924 Days

Day: 9.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 51,305,428 km

• M1: 104,419 km (0.113 R)
• M2: 394,490 km (0.095 R)
• M3: 829,371 km (0.04 R)
• M4: 1,146,069 km (0.111 R)
• M5: 1,465,610 km (0.099 R)
• M6: 2,231,402 km (0.049 R)
• M7: 2,515,339 km (0.084 R)
• M8: 2,834,431 km (0.105 R)
• M9: 3,902,859 km (0.117 R)
• M10: 4,377,084 km (0.095 R)
• M11: 4,809,123 km (0.08 R)
• M12: 5,493,084 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.2

Radius: 14.7

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.39 AU - 1.73 AU

Year: 1370 Days

Day: 14 Hours

Environment

Temp: -195 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 51,305,428 km

• M1: 182,809 km (0.09 R)
• M2: 879,187 km (0.118 R)
• M3: 1,344,137 km (0.091 R)
• M4: 1,820,456 km (0.093 R)
• M5: 2,545,258 km (0.117 R)
• M6: 3,597,679 km (0.038 R)
• M7: 5,431,899 km (0.114 R)
• M8: 7,171,872 km (0.06 R)
• M9: 7,827,409 km (0.075 R)
• M10: 9,198,773 km (0.091 R)
• M11: 12,121,167 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.7

Radius: 10.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.59 AU - 2.85 AU

Year: 3153 Days

Day: 12.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 51,305,428 km

• M1: 131,945 km (0.114 R)
• M2: 606,470 km (0.054 R)
• M3: 986,149 km (0.041 R)
• M4: 1,573,171 km (0.117 R)
• M5: 2,249,653 km (0.089 R)
• M6: 2,635,615 km (0.06 R)
• M7: 3,462,892 km (0.029 R)
• M8: 3,928,590 km (0.12 R)
• M9: 4,784,589 km (0.101 R)
• M10: 5,515,823 km (0.087 R)
• M11: 8,160,265 km (0.068 R)
• M12: 9,422,721 km (0.1 R)
• M13: 10,845,397 km (0.091 R)
• M14: 11,809,106 km (0.036 R)
• M15: 12,751,423 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 8.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 3.1 AU - 3.86 AU

Year: 4563 Days

Day: 13.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 51,305,428 km

• M1: 107,112 km (0.098 R)
• M2: 600,635 km (0.101 R)
• M3: 1,703,172 km (0.101 R)
• M4: 3,061,520 km (0.061 R)
• M5: 4,035,253 km (0.026 R)
• M6: 4,957,524 km (0.055 R)
• M7: 5,227,398 km (0.027 R)
• M8: 5,796,768 km (0.089 R)
• M9: 6,907,233 km (0.12 R)
• M10: 7,820,528 km (0.098 R)
• M11: 10,513,290 km (0.046 R)
• M12: 12,648,500 km (0.111 R)
• M13: 12,922,713 km (0.118 R)
• M14: 15,108,338 km (0.115 R)
• M15: 18,158,489 km (0.044 R)
• M16: 19,340,462 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.5

Radius: 6.6

Gravity: 22.46 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 4.81 AU - 6.35 AU

Year: 9265 Days

Day: 19.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 51,305,428 km

• M1: 82,129 km (0.117 R)
• M2: 385,813 km (0.031 R)
• M3: 665,561 km (0.082 R)
• M4: 1,147,416 km (0.067 R)
• M5: 1,637,797 km (0.066 R)
• M6: 1,922,931 km (0.083 R)
• M7: 4,014,309 km (0.053 R)
• M8: 5,925,871 km (0.108 R)
• M9: 6,182,581 km (0.032 R)
• M10: 6,523,514 km (0.119 R)
• M11: 9,029,578 km (0.077 R)
• M12: 10,655,856 km (0.103 R)
• M13: 11,369,139 km (0.085 R)
• M14: 11,594,882 km (0.086 R)
• M15: 14,675,102 km (0.062 R)
• M16: 16,188,285 km (0.088 R)
• M17: 17,651,651 km (0.114 R)
• M18: 19,521,475 km (0.086 R)
• M19: 24,955,468 km (0.085 R)
• M20: 25,916,934 km (0.116 R)
• M21: 27,709,565 km (0.114 R)
• M22: 28,118,865 km (0.092 R)
• M23: 31,428,717 km (0.082 R)
• M24: 37,548,467 km (0.095 R)
• M25: 38,428,551 km (0.063 R)
• M26: 41,018,689 km (0.117 R)
• M27: 42,086,519 km (0.047 R)
• M28: 44,977,647 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 405 - 19,918 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit